diff --git a/Applications/Python/ogs.callbacks/ogs_callbacks_module.cpp b/Applications/Python/ogs.callbacks/ogs_callbacks_module.cpp
index c2e0789138ca9a4c86713cfe4a53685c5d287158..45b1bfedbeff89c42d4f02bc4adfb1abd3923f06 100644
--- a/Applications/Python/ogs.callbacks/ogs_callbacks_module.cpp
+++ b/Applications/Python/ogs.callbacks/ogs_callbacks_module.cpp
@@ -8,9 +8,11 @@
  *
  */
 
-#include <algorithm>
+#include <pybind11/eval.h>
 #include <pybind11/pybind11.h>
 
+#include <algorithm>
+
 #include "ProcessLib/BoundaryConditionAndSourceTerm/Python/BHEInflowPythonBoundaryConditionModule.h"
 #include "ProcessLib/BoundaryConditionAndSourceTerm/Python/PythonBoundaryConditionModule.h"
 #include "ProcessLib/BoundaryConditionAndSourceTerm/Python/PythonSourceTermModule.h"
@@ -21,4 +23,12 @@ PYBIND11_MODULE(callbacks, m)
     ProcessLib::pythonBindBoundaryCondition(m);
     ProcessLib::bheInflowpythonBindBoundaryCondition(m);
     ProcessLib::SourceTerms::Python::pythonBindSourceTerm(m);
+
+    pybind11::exec(R"(
+        try:
+            import OpenGeoSys
+            raise ImportError("The Python interpreter seems to be running inside the OGS binary, but you are about to import a Python module from OGS's Python bindings. Please do not import ogs.callbacks, but use the OpenGeoSys module, instead.")
+        except ModuleNotFoundError:
+            pass
+    )");
 }